Home / 53,450.67-73,713.20-45,894.63

Finding the Fourth Proportional to 53,450.67, 73,713.20 and 45,894.63

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Solution

The fourth proportional to 53,450.67, 73,713.20 and 45,894.63 is: 63,292.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,450.67 : 73,713.20 = 45,894.63 : x
  2. Step 2: Convert to fraction form
    53,450.67/73,713.20 = 45,894.63/x
  3. Step 3: Cross multiply
    53,450.67x = 73,713.20 × 45,894.63
  4. Step 4: Simplify right side
    53,450.67x = 3,383,039,810.64
  5. Step 5: Solve for x
    x = 3,383,039,810.64/53,450.67
  6. Step 6: Final answer
    x = 63,292.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.